Update to latest TS and update blocks colors to match Lego's edu colors

package.json

@@ -32,15 +32,18 @@
   "main": "built/pxtrequire.js",
   "typings": "built/pxtrequire.d.ts",
   "devDependencies": {
-    "typescript": "^1.8.7",
+    "typescript": "2.6.1",
     "less": "^2.6.0",
     "rtlcss": "^2.1.2",
     "autoprefixer": "^6.7.6",
-    "semantic-ui-less": "^2.2.4"
+    "semantic-ui-less": "^2.2.4",
+    "@types/bluebird": "2.0.33",
+    "@types/jquery": "3.2.16",
+    "@types/node": "8.0.53"
   },
   "dependencies": {
-    "pxt-common-packages": "0.14.5",
-    "pxt-core": "2.3.37"
+    "pxt-common-packages": "0.14.12",
+    "pxt-core": "3.0.1"
   },
   "scripts": {
     "test": "node node_modules/pxt-core/built/pxt.js travis"